const tools = require('../tools/general');
const Path = require('path')

module.exports = {

  async insertIntoDb(tablename, table) {

    try {
      const pathfile = Path.join(__dirname, tablename + '.js');
      if (tools.isFileExists(pathfile)) {
        const mydbfile = require(pathfile);

        if (mydbfile && mydbfile.list) {
          return table.insertMany(mydbfile.list, {ordered: false}).
              then((ris) => {
                console.log('Populate table ', tablename);
                return !!ris;
              });
        }
      }
    }catch (e){
      console.log('error insertIntoDb', e);
    }

  },

  async insertIntoDb_NoDuplicate(tablename, table, field) {

    try {
      const pathfile = Path.join(__dirname, tablename + '.js');
      if (tools.isFileExists(pathfile)) {
        const mydbfile = require(pathfile);

        if (mydbfile && mydbfile.list) {
          for (const rec of mydbfile.list) {
            let obj = {}
            obj[field] = rec[field];

            var mynewrec = new table(rec);

            const exist = await table.find(obj);
            if (exist.length <= 0) {
              try {
                await mynewrec.save();
              }catch (e){
                console.log('error ', e);
              }

              //await table.insertMany(rec, {ordered: false});
            }
          }

        }
      }
    }catch (e){
      console.log('error insertIntoDb', e);
    }

  },

  async popolaTabelleNuove() {
    const abilita = true;
    const scrivi_citta = false;

    let ris = null;
    try {

      if (abilita) {
        // Sectors
        const {Sector} = require('../models/sector');
        await this.insertIntoDb_NoDuplicate('sectors', Sector, 'descr')

        // CatGrps
        const {CatGrp} = require('../models/catgrp');
        await this.insertIntoDb_NoDuplicate('catgrps', CatGrp, 'descr')

        // Skills (Competenze)
        const {Skill} = require('../models/skill');
        await this.insertIntoDb_NoDuplicate('skills', Skill, 'descr')

        // SubSectors
        const {SubSkill} = require('../models/subskill');
        await this.insertIntoDb_NoDuplicate('subskills', SubSkill, 'descr')

        // Levels
        const {Level} = require('../models/level');
        await this.insertIntoDb_NoDuplicate('levels', Level, 'descr')

        // Status
        const {StatusSkill} = require('../models/statusSkill');
        await this.insertIntoDb_NoDuplicate('statusskills', StatusSkill, 'descr')

        if (scrivi_citta) {
          // Cities
          const {City} = require('../models/city');
          await this.insertIntoDb('cities', City)

          // Province
          const {Province} = require('../models/province');
          await this.insertIntoDb('provinces', Province)
        }

        // Contribtypes
        const {Contribtype} = require('../models/contribtype');
        await this.insertIntoDb_NoDuplicate('contribtypes', Contribtype, 'label')
      }
    }catch (e) {
      console.error('Err: ' + e);
    }

  },

};